Vehicle braking system
US11685352B2 · kind B2 · utility
1Cited by
3References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 4, 2017 |
| Grant date | Jun 27, 2023 |
| Priority date | — |
| Expiry date | Feb 10, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T15/226
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicle braking system comprising a spring brake actuator having a spring brake chamber, a spring brake control assembly and an immobiliser valve which is movable between brake release position in which the spring brake control assembly is operable to cause the flow of pressurised fluid into the spring brake chamber or to vent the spring brake chamber to a low pressure region, and an immobilise position in which the spring brake control assembly is operable to connect the spring brake chamber to a low pressure region but cannot be operated to cause the flow of pressurised fluid into the spring brake chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.